18428982

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{457}}^1$

素因数の和:533

約数の個数: 64

約数和(自身を含む): 44319744

約数和(自身を除く): 25890762

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 47, 66, 78, 94, 141, 143, 282, 286, 429, 457, 517, 611, 858, 914, 1034, 1222, 1371, 1551, 1833, 2742, 3102, 3666, 5027, 5941, 6721, 10054, 11882, 13442, 15081, 17823, 20163, 21479, 30162, 35646, 40326, 42958, 64437, 65351, 128874, 130702, 196053, 236269, 279227, 392106, 472538, 558454, 708807, 837681, 1417614, 1675362, 3071497, 6142994, 9214491, 18428982]

約数ペア:

[(1, 18428982), (2, 9214491), (3, 6142994), (6, 3071497), (11, 1675362), (13, 1417614), (22, 837681), (26, 708807), (33, 558454), (39, 472538), (47, 392106), (66, 279227), (78, 236269), (94, 196053), (141, 130702), (143, 128874), (282, 65351), (286, 64437), (429, 42958), (457, 40326), (517, 35646), (611, 30162), (858, 21479), (914, 20163), (1034, 17823), (1222, 15081), (1371, 13442), (1551, 11882), (1833, 10054), (2742, 6721), (3102, 5941), (3666, 5027)]